Home / 7,925.28-11,882.80-4,027.68

Finding the Fourth Proportional to 7,925.28, 11,882.80 and 4,027.68

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Solution

The fourth proportional to 7,925.28, 11,882.80 and 4,027.68 is: 6,038.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,925.28 : 11,882.80 = 4,027.68 : x
  2. Step 2: Convert to fraction form
    7,925.28/11,882.80 = 4,027.68/x
  3. Step 3: Cross multiply
    7,925.28x = 11,882.80 × 4,027.68
  4. Step 4: Simplify right side
    7,925.28x = 47,860,115.90
  5. Step 5: Solve for x
    x = 47,860,115.90/7,925.28
  6. Step 6: Final answer
    x = 6,038.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.